is it possible to reduce hardness from 200 to 0, and is it true that having 0 hardness is bad?

I am by no means a chemist, but need an answer to a simple question. On a non salt-generator pool, is soft water desirable or not? My dad has had a pool company for 18...

I'm a newbie, and maybe that's my problem, but here goes:

We are first-time pool owners. We have a 40,000 gallon pool. Originally the pool was chlorine, which we...

I just had my pool done with pebble tec. The thing is that I chose the swatch color called Midnight Blue. Well the pool looks black green, nothing blue about it. I am so...

We have had issues w/our 2 yr old pool from the onset of being built...we started noticing what looked like scale surfacing throughout the entire pool...however, the...

I too am having white flakes in my pool, i vacum them up and they come right back. I tasted one and it seems to be scale/calcium build up that is breaking loose and...

We've got a brand new pool (5-weeks) with a salt system. The grout in the pool tile is very discolored. It's turning a dark green/black color, mostly at and above the...

TA 250, PH 7.8-8.0, Cl 3.0 ppm, hardness 200ppm, salt water pool 19,000 gal

Goal...elimanate scale and lower TA

THe water were I live is hard but I used sequ-sol...

I am going to have my pool replastered. Can anyone give me an objective opinion between River Rok and Pebble Tec? Are there other pebble type finishes that I should...

Is it possible that I can have a Calcium hardness reading of slightly over 50? I have tested it with strips and it reads below 100, more like closer to 50. If I...

Is there any other way to remove white water line from a pebble tec pool other than glass bead wash? Also, do you have to empty the pool for this project?

Recently, my pool has started to become green with algae alot faster. I had a water softener which wasn't used, but 2 months ago I bought some salt and filled the water...

I've had an in-ground gunite pool for four years and I'm just now having to clean out the pool sweep metal filter (where the sweep connects to the side of the pool) on...

I take care of a pool that has high calcium hardness and brownish stains in a few spots on the shallow end.

I would like to buy a sprayer so I can acid wash and...

We put in a new pebble finish and the blue is fading to white in many spots. The spa has green/yellow stains. Our service has tested the water for metal once a week and...

I have brown areas on my guinite walls. we have tried to remove it with different brushes, but no luck. What could it be?

My pool is less than a year old and has a white film on the tiles...i have used cleaner etc. and it keeps coming back. Is this scale? I have the dark sun stone bottom...

How much TSP should I use in a 10,000 gallon pool? I used the initial Phosfree treatment, have backwashed the filter, and my test readings are as follows:

PH: 7.4...

The pool company tested my water and told me my TH was 180ppm. They said to add 8lb hardness-raiser to my 26,000 gal pool (I'm not sure exactly what compound it was, but...